Alejandro Obregon

Andrew Mellor

Andrew specialises in the planning, management and financial analysis of passenger transport systems throughout the world, such as providing advice on revenue, cost and performance issues for rail and bus transit operations.

Dan Gomez-Duran

Dan has over 16 years’ experience in transport consultancy focusing on forecasting, policy and strategy advice and the economic evaluation of road and transit projects. Dan has been involved in a range of transit and road forecasting studies in the UK, Canada and the US.

Danielle Czauderna

Danielle's specialism is in all areas of behavioural research, discrete choice modelling and demand forecasting. Recent projects have involved the undertaking and auditing of behavioural research for infrastructure projects.

David Bowers

David spent his early career researching urban traffic control systems. A move to consultancy helped develop and enhance his technical and project management skills which have led him to become a traffic engineering expert. He is now leading the delivery of transport assessments of high profile development schemes at SDG.